Eclipsing the auction price of $1,050,000 achieved in 1987 for Einstein’s manuscript on the Theory of Relativity and $500,000 for the Einstein/Besso Manuscript, sold in 2002, Lion Heart Autographs sold on April 14, 2012, to an American collector for more than $1,200,000, over 110 pages of hitherto unknown Einstein manuscripts spanning a wide range of scientific subjects.